<template>
  <div class="login">
    <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form">
      <h3 class="title">{{ $t("app") }}</h3>
      <el-form-item prop="username" label-width="0px">
        <el-input
          v-model="loginForm.username"
          type="text"
          auto-complete="off"
          :placeholder="$t('login.email')"
        >
          <svg-icon slot="prefix" icon-class="user" class="el-input__icon input-icon" />
        </el-input>
      </el-form-item>
      <el-form-item prop="password">
        <el-input
          v-model="loginForm.password"
          type="password"
          auto-complete="off"
          :placeholder="$t('login.password')"
          @keyup.enter.native="handleLogin"
        >
          <svg-icon slot="prefix" icon-class="password" class="el-input__icon input-icon" />
        </el-input>
      </el-form-item>
      <el-checkbox v-model="loginForm.rememberMe" style="margin: 0px 0px 25px 0px">{{
        $t("login.rememberMe")
      }}</el-checkbox>
      <el-form-item style="width: 100%">
        <el-button
          :loading="loading"
          size="medium"
          type="danger"
          style="width: 100%"
          @click.native.prevent="handleLogin"
        >
          <span v-if="!loading">{{ $t("login.login") }}</span>
          <span v-else>{{ $t("login.logining") }}...</span>
        </el-button>
      </el-form-item>
    </el-form>
    <!--  底部  -->
    <div class="el-login-footer">
      <span>Copyright © 2020 All Rights Reserved.</span>
    </div>
  </div>
</template>

<script>
import { encrypt, decrypt } from "@/utils/jsencrypt";
import FormControl from "@/components/FormControl.vue";
import { mapState } from "vuex";
import { isCustomer } from "@/config";
export default {
  name: "Login",
  components: {
    FormControl
  },
  computed: {
    ...mapState({
      role: state => state.user.role
    })
  },
  data() {
    return {
      codeUrl: "",
      cookiePassword: "",
      loginForm: {
        username: "",
        password: "",
        rememberMe: false
      },
      loginRules: {
        username: [
          {
            required: true,
            trigger: "blur",
            message: this.$t("login.emailErrorMsg")
          }
        ],
        password: [
          {
            required: true,
            trigger: "blur",
            message: this.$t("login.passwordErrorMsg")
          }
        ]
      },
      loading: false,
      redirect: undefined
    };
  },
  watch: {
    $route: {
      handler: function(route) {
        this.redirect = route.query && route.query.redirect;
      },
      immediate: true
    }
  },
  created() {
    this.getStorage();
  },
  methods: {
    getStorage() {
      const username = localStorage.getItem("username");
      const password = localStorage.getItem("password");
      const rememberMe = localStorage.getItem("rememberMe");
      this.loginForm = {
        username: !username ? this.loginForm.username : username,
        password: !password ? this.loginForm.password : decrypt(password),
        rememberMe: !rememberMe ? false : Boolean(rememberMe)
      };
    },
    handleLogin() {
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          this.loading = true;
          if (this.loginForm.rememberMe) {
            localStorage.setItem("username", this.loginForm.username);
            localStorage.setItem("password", encrypt(this.loginForm.password));
            localStorage.setItem("rememberMe", this.loginForm.rememberMe);
          } else {
            localStorage.removeItem("username");
            localStorage.removeItem("password");
            localStorage.removeItem("rememberMe");
          }
          this.$store
            .dispatch("Login", this.loginForm)
            .then(() => {
              this.$router.push({ path: "/product" });
            })
            .catch(() => {
              this.loading = false;
            });
        }
      });
    }
  }
};
</script>

<style rel="stylesheet/scss" lang="scss" scoped>
.login {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  background-image: url("../assets/image/bg-login.jpg");
  background-size: cover;
}
.title {
  margin: 0px auto 30px auto;
  text-align: center;
  color: #707070;
}

.login-form {
  border-radius: 6px;
  background: #ffffff;
  width: 400px;
  padding: 25px 25px 5px 25px;
  display: flex;
  flex-direction: column;
  ::v-deep {
    .el-input {
      height: 38px;
      width: 100%;
      input {
        height: 38px;
      }
    }
  }
  .input-icon {
    height: 39px;
    width: 14px;
    margin-left: 2px;
  }
}
.login-tip {
  font-size: 13px;
  text-align: center;
  color: #bfbfbf;
}
.login-code {
  width: 33%;
  height: 38px;
  float: right;
  img {
    cursor: pointer;
    vertical-align: middle;
  }
}
.el-login-footer {
  height: 40px;
  line-height: 40px;
  position: fixed;
  bottom: 0;
  width: 100%;
  text-align: center;
  color: #fff;
  font-family: Arial;
  font-size: 12px;
  letter-spacing: 1px;
}
.login-code-img {
  height: 38px;
}
</style>
